新增按鈕所在表格列，若後台需要用到表單的欄位資料，且是透過ajax方式局部更新的話，就需要用到 serialize function 收集表單輸入欄位的資訊。
HTML:
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<HTML>
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<HEAD>
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<TITLE> Test JQuery add table row and serial </TITLE>
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<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.2.6/jquery.min.js"></script>
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<script type="text/javascript">
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$(document).ready(function() {
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$('#serial').click(function() {
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var str = $("form").serialize();
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alert(str);
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return false;
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});
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});
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function addrow(elem)
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{
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var tr = $(elem).parent().parent();
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var table = $(elem).parents("table:first");
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var newRow = tr.clone();
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tr.after(newRow);
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return false;
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}
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</script>
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</HEAD>
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<BODY>
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<form action="form_action.aspx" method="post">
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<table>
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<tr>
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<td><input type="submit" value="+" onclick="return addrow(this);"/> First name: <input type="text" name="fname" /><br /></td>
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</tr>
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</table>
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<input type="submit" id="serial"/>
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</form>
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</HTML>
Tags: JQuery